21918932904

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{577}}^1\times {\mathrm{3889}}^1$

素因数の和:4523

約数の個数: 128

約数和(自身を含む): 61516771200

約数和(自身を除く): 39597838296

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 37, 44, 66, 74, 88, 111, 132, 148, 222, 264, 296, 407, 444, 577, 814, 888, 1154, 1221, 1628, 1731, 2308, 2442, 3256, 3462, 3889, 4616, 4884, 6347, 6924, 7778, 9768, 11667, 12694, 13848, 15556, 19041, 21349, 23334, 25388, 31112, 38082, 42698, 42779, 46668, 50776, 64047, 76164, 85396, 85558, 93336, 128094, 128337, 143893, 152328, 170792, 171116, 234839, 256188, 256674, 287786, 342232, 431679, 469678, 512376, 513348, 575572, 704517, 863358, 939356, 1026696, 1151144, 1409034, 1582823, 1726716, 1878712, 2243953, 2818068, 3165646, 3453432, 4487906, 4748469, 5636136, 6331292, 6731859, 8975812, 9496938, 12662584, 13463718, 17951624, 18993876, 24683483, 26927436, 37987752, 49366966, 53854872, 74050449, 83026261, 98733932, 148100898, 166052522, 197467864, 249078783, 296201796, 332105044, 498157566, 592403592, 664210088, 913288871, 996315132, 1826577742, 1992630264, 2739866613, 3653155484, 5479733226, 7306310968, 10959466452, 21918932904]

約数ペア:

[(1, 21918932904), (2, 10959466452), (3, 7306310968), (4, 5479733226), (6, 3653155484), (8, 2739866613), (11, 1992630264), (12, 1826577742), (22, 996315132), (24, 913288871), (33, 664210088), (37, 592403592), (44, 498157566), (66, 332105044), (74, 296201796), (88, 249078783), (111, 197467864), (132, 166052522), (148, 148100898), (222, 98733932), (264, 83026261), (296, 74050449), (407, 53854872), (444, 49366966), (577, 37987752), (814, 26927436), (888, 24683483), (1154, 18993876), (1221, 17951624), (1628, 13463718), (1731, 12662584), (2308, 9496938), (2442, 8975812), (3256, 6731859), (3462, 6331292), (3889, 5636136), (4616, 4748469), (4884, 4487906), (6347, 3453432), (6924, 3165646), (7778, 2818068), (9768, 2243953), (11667, 1878712), (12694, 1726716), (13848, 1582823), (15556, 1409034), (19041, 1151144), (21349, 1026696), (23334, 939356), (25388, 863358), (31112, 704517), (38082, 575572), (42698, 513348), (42779, 512376), (46668, 469678), (50776, 431679), (64047, 342232), (76164, 287786), (85396, 256674), (85558, 256188), (93336, 234839), (128094, 171116), (128337, 170792), (143893, 152328)]